diff --git a/src/net/azib/ipscan/exporters/ExporterException.java b/src/net/azib/ipscan/exporters/ExporterException.java
index ea1c303b..16d104ad 100644
--- a/src/net/azib/ipscan/exporters/ExporterException.java
+++ b/src/net/azib/ipscan/exporters/ExporterException.java
@@ -5,15 +5,14 @@
  */
 package net.azib.ipscan.exporters;
 
+import net.azib.ipscan.core.UserErrorException;
+
 /**
  * Exception for throwing in case of problems in Exporters.
  * 
  * @author Anton Keks
  */
-public class ExporterException extends IllegalArgumentException {
-	
-	static final long serialVersionUID = 746237846273847L;
-
+public class ExporterException extends UserErrorException {
 	public ExporterException(String message) {
 		super(message);
 	}
diff --git a/src/net/azib/ipscan/feeders/FeederException.java b/src/net/azib/ipscan/feeders/FeederException.java
index bf8b44c2..3b89a4ea 100644
--- a/src/net/azib/ipscan/feeders/FeederException.java
+++ b/src/net/azib/ipscan/feeders/FeederException.java
@@ -5,22 +5,15 @@
  */
 package net.azib.ipscan.feeders;
 
+import net.azib.ipscan.core.UserErrorException;
+
 /**
  * Exception for throwing in case of problems with Feeders.
  * 
  * @author Anton Keks
  */
-public class FeederException extends IllegalArgumentException {
-	
-	static final long serialVersionUID = 746237846273847L;
-
+public class FeederException extends UserErrorException {
 	public FeederException(String message) {
 		super(message);
 	}
-	
-	public FeederException(String message, Throwable cause) {
-		super(message);
-		initCause(cause);
-	}
-
 }
diff --git a/src/net/azib/ipscan/fetchers/FetcherException.java b/src/net/azib/ipscan/fetchers/FetcherException.java
index 1caa75ab..e4a05d8f 100644
--- a/src/net/azib/ipscan/fetchers/FetcherException.java
+++ b/src/net/azib/ipscan/fetchers/FetcherException.java
@@ -5,19 +5,9 @@
  */
 package net.azib.ipscan.fetchers;
 
-/**
- * FetcherException
- *
- * @author Anton Keks
- */
-public class FetcherException extends RuntimeException {
-
-	private static final long serialVersionUID = 1L;
-
-	public FetcherException(Throwable cause) {
-		super(cause);
-	}
+import net.azib.ipscan.core.UserErrorException;
 
+public class FetcherException extends UserErrorException {
 	public FetcherException(String label, Throwable cause) {
 		super(label, cause);
 	}
@@ -25,5 +15,4 @@ public class FetcherException extends RuntimeException {
 	public FetcherException(String label) {
 		super(label);
 	}
-
 }
diff --git a/src/net/azib/ipscan/gui/GUI.java b/src/net/azib/ipscan/gui/GUI.java
index 12edcd4c..f7d97407 100644
--- a/src/net/azib/ipscan/gui/GUI.java
+++ b/src/net/azib/ipscan/gui/GUI.java
@@ -58,6 +58,9 @@ public class GUI implements AutoCloseable {
 				String localizedMessage = getLocalizedMessage(e);
 				showMessage(e instanceof UserErrorException ? SWT.ICON_WARNING : SWT.ICON_ERROR,
 						getLabel(e instanceof UserErrorException ? "text.userError" : "text.error"), localizedMessage);
+
+				if (!(e instanceof UserErrorException) || e.getCause() != null)
+					new GoogleAnalytics().report(e);
 			}
 		}
 	}
@@ -70,7 +73,6 @@ public class GUI implements AutoCloseable {
 		messageBox.setText(title);
 		messageBox.setMessage(localizedMessage);
 		messageBox.open();
-		new GoogleAnalytics().report(localizedMessage, (Throwable) null);
 	}
 
 	@Override public void close() {